* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --primary-color: #2D3436;
    --accent-color: #00CEC9;
    --text-color: #2D3436;
    --light-gray: #F5F6FA;
    --white: #FFFFFF;
    --error-color: #FF7675;
    --success-color: #55E6C1;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--white);
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 2rem;
}

header {
    text-align: center;
    padding: 3rem 0;
}

.logo {
    max-width: 250px;
    margin-bottom: 2rem;
}

.hero {
    text-align: center;
    margin-bottom: 4rem;
}

h1 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.hero p {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto 2rem;
    color: #636E72;
}

.video-section {
    margin-bottom: 5rem;
    display: flex;
    justify-content: center;
}

.video-card-centered {
    background: var(--light-gray);
    border-radius: 12px;
    aspect-ratio: 16/9;
    width: 100%;
    max-width: 800px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.video-container {
    position: relative;
    width: 100%;
    height: 100%;
    cursor: pointer;
}

.video-container video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.play-button-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    z-index: 2;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.play-button-overlay::after {
    content: '';
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 15px 0 15px 25px;
    border-color: transparent transparent transparent var(--primary-color);
    margin-left: 5px;
}

.video-container:hover .play-button-overlay {
    transform: translate(-50%, -50%) scale(1.1);
    background: var(--white);
}

.video-container.playing .play-button-overlay {
    opacity: 0;
    pointer-events: none;
}

.form-container {
    background: var(--white);
    padding: 3rem;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
    border: 1px solid #EEE;
}

.form-step {
    display: none;
}

.form-step.active {
    display: block;
}

.form-group {
    margin-bottom: 1.5rem;
    position: relative;
}

label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

input,
select {
    width: 100%;
    padding: 0.8rem 1rem;
    border: 1px solid #DFE6E9;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.2s;
}

input:focus {
    outline: none;
    border-color: var(--accent-color);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.btn-container {
    display: flex;
    justify-content: space-between;
    margin-top: 2rem;
}

button {
    padding: 1rem 2rem;
    border-radius: 8px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s;
    border: none;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--white);
}

.btn-primary:hover {
    background-color: #000;
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: #DFE6E9;
    color: var(--text-color);
}

.tooltip-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 16px;
    height: 16px;
    background: #DFE6E9;
    border-radius: 50%;
    font-size: 10px;
    cursor: help;
    margin-left: 5px;
    color: #636E72;
}

.tooltip-text {
    visibility: hidden;
    width: 200px;
    background-color: var(--primary-color);
    color: #fff;
    text-align: center;
    border-radius: 6px;
    padding: 8px;
    position: absolute;
    z-index: 1;
    bottom: 125%;
    left: 50%;
    margin-left: -100px;
    opacity: 0;
    transition: opacity 0.3s;
    font-size: 0.8rem;
    font-weight: normal;
}

.tooltip-icon:hover+.tooltip-text {
    visibility: visible;
    opacity: 1;
}

.step-indicator {
    display: flex;
    justify-content: center;
    margin-bottom: 2rem;
    gap: 1rem;
}

.step-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #DFE6E9;
}

.step-dot.active {
    background: var(--accent-color);
    transform: scale(1.2);
}

.form-group-centered {
    margin: 3rem auto;
    text-align: center;
    max-width: 500px;
    padding: 1.5rem;
    background: var(--light-gray);
    border-radius: 12px;
}

.form-group-centered label {
    font-size: 1.1rem;
    margin-bottom: 1rem;
}

.form-group-centered input {
    text-align: center;
    font-size: 1.4rem;
    font-weight: 800;
    letter-spacing: 2px;
    border-width: 2px;
}